10221121122202 has 16 divisors (see below), whose sum is σ = 15688985919552. Its totient is φ = 4991470565760.

The previous prime is 10221121122169. The next prime is 10221121122203. The reversal of 10221121122202 is 20222112112201.

It is a self number, because there is not a number n which added to its sum of digits gives 10221121122202.

It is not an unprimeable number, because it can be changed into a prime (10221121122203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1046574 + ... + 4640857.

It is an arithmetic number, because the mean of its divisors is an integer number (980561619972).

Almost surely, 2^{10221121122202} is an apocalyptic number.

10221121122202 is a deficient number, since it is larger than the sum of its proper divisors (5467864797350).

10221121122202 is a wasteful number, since it uses less digits than its factorization.

10221121122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5708373.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10221121122202 its reverse (20222112112201), we get a palindrome (30443233234403).

The spelling of 10221121122202 in words is "ten trillion, two hundred twenty-one billion, one hundred twenty-one million, one hundred twenty-two thousand, two hundred two".